KR960015615A - Oil extraction method and automatic detection device of transformer - Google Patents

Oil extraction method and automatic detection device of transformer Download PDF

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Publication number
KR960015615A
KR960015615A KR1019940025578A KR19940025578A KR960015615A KR 960015615 A KR960015615 A KR 960015615A KR 1019940025578 A KR1019940025578 A KR 1019940025578A KR 19940025578 A KR19940025578 A KR 19940025578A KR 960015615 A KR960015615 A KR 960015615A
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KR
South Korea
Prior art keywords
gas
transformer
bubble
automatic detection
extraction
Prior art date
Application number
KR1019940025578A
Other languages
Korean (ko)
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KR970011862B1 (en
Inventor
남창현
이태원
원도영
Original Assignee
이종훈
한국전력공사
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Application filed by 이종훈, 한국전력공사 filed Critical 이종훈
Priority to KR1019940025578A priority Critical patent/KR970011862B1/en
Publication of KR960015615A publication Critical patent/KR960015615A/en
Application granted granted Critical
Publication of KR970011862B1 publication Critical patent/KR970011862B1/en

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/26—Oils; viscous liquids; paints; inks
    • G01N33/28—Oils, i.e. hydrocarbon liquids
    • G01N33/2835—Oils, i.e. hydrocarbon liquids specific substances contained in the oil or fuel
    • G01N33/2841—Oils, i.e. hydrocarbon liquids specific substances contained in the oil or fuel gas in oil, e.g. hydrogen in insulating oil
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/08—Cooling; Ventilating
    • H01F27/10—Liquid cooling
    • H01F27/12—Oil cooling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/40—Structural association with built-in electric component, e.g. fuse
    • H01F27/402—Association of measuring or protective means

Abstract

본 발명은 유입전력기기의 내부상태를 진단하는 장치에 관한 것으로, 특히 변압기와 같은 장치내에 주입되어 있는 절연유중에 용존되어 있는 가스를 추출하고 검지하여 설비의 내부 이상 유무를 진단하는 변압기의 유중가스 추출방법 및 자동 검출장치에 관한 것으로 변압기는 운전중에 각부가 열화등으로 전기, 기계적인 성능이 저하되어 이상이 발생되는 경우가 있는데, 그러한 이상을 사전에 검지하여 적절한 조치를 쉬할 수 있도록 하되 완전 자동화 설계를 통하여 보다 효과적인 변압기 예방 진단기술을 확립하고자 변압기에 직접 설치하여 장치의 자동화 및 연속적으로 진단이 가능토록 하는 변압기의 유중가스 추출방법 및 자동 검출장치에 관한 것임. 본 발명 추출장치의 특징은 기포발생용 펌프(air pump)와 유랭제어기(flow regulator), 기포탑(bubbling column)등의 주요 부분으로 구싱되어 있고, 가스 추출의 모든 동작들이 컴퓨터에 의해 자동으로 제어되며 기포탑 추출기(bubble column extractor)는 상(phase)들간의 접촉이 효율적이기 때문에 열전달 및 물질전달 효과가 매우 우수하도록 함을 특징으로 한다.The present invention relates to an apparatus for diagnosing an internal state of an inflow electric power device, and particularly, extracting oil in gas of a transformer for diagnosing an internal abnormality of a facility by extracting and detecting gas dissolved in insulating oil injected into a device such as a transformer. It is related to the method and automatic detection device. In case of transformer, each part deteriorates electrical and mechanical performance due to deterioration, etc. during operation, the abnormality can be detected. The present invention relates to a method for extracting oil in gas and an automatic detection device of a transformer that can be directly installed in a transformer to establish a more effective transformer prevention diagnostic technology through the system. Features of the extraction device of the present invention is composed of the main parts such as air pump, flow regulator, bubbling column, etc., all operations of gas extraction is automatically controlled by a computer The bubble column extractor is characterized in that the heat transfer and mass transfer effects are very excellent because the contact between the phases is efficient.

Description

변압기의 유중가스 추출방법 및 자동 검출장치Oil extraction method and automatic detection device of transformer

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명 유중가스 자동 검출장치의 개략 구성도,1 is a schematic configuration diagram of an automatic gas inlet gas detection apparatus of the present invention,

제2도는 본 발명 유중가스 추출장치의 내부구조를 보인 일실시예 단면도로서,Figure 2 is a cross-sectional view of an embodiment showing the internal structure of the present invention oil in gas extraction apparatus,

(가)는 측단면도이고,(A) is a side cross-sectional view,

(나)는 다공 분산판의 평면도임.(B) is a plan view of the porous dispersion plate.

Claims (6)

기포발생용 펌프(air pump)와 유량제어기(flow regulator) 및 기포탑(bubble column)등의 주요 부분으로 구성되어 있고, 가스추출의 모든 동작들이 컴퓨터에 의해 자동으로 제어될 수 있도록 하며, 상기 기포탑 추출기(bubble column extractor)는 상(phase)들간의 접촉이 효율적이기 때문에 열전달 및 물질전달 효과가 매우 우수하도록 함을 특징으로 하는 변압기의 유중가스 추출방법.It consists of main parts such as air pump, flow regulator and bubble column, and all the operations of gas extraction can be controlled automatically by computer. A bubble column extractor is a method for extracting oil in gas from a transformer, characterized by excellent heat transfer and mass transfer effects because of efficient contact between phases. 변압기(1)에서 직접 시료채취가 가능하도록 설계된 시료채취부와; 기포탑(100)을 구성요소로 하는 가스 추출부와; 혼합가스(추출용 공기+용존가스)의 순환시스템 및; 상기 기포탑(100)의 상부에는 검량관(20)을 설치하여 추출가스의 정밀도를 높일 수 있도록 하며, 상기 각 배관에 설치된 밸브(3), (4), (7), (l0), (13), (14), (15), (16), (17)는 전자밸브를 사용하여 자동으로 작동과 제어가 되도록 한 변압기의 유중가스 자동 검출장치.A sampling unit designed to directly sample from the transformer 1; A gas extraction unit having the bubble column 100 as a component; A circulation system of mixed gas (extraction air + dissolved gas); The calibration tower 20 is installed on the top of the bubble column 100 to increase the accuracy of the extraction gas, and the valves 3, 4, 7, 10, and 0 installed in the respective pipes. 13), (14), (15), (16) and (17) are automatic detection devices for oil in gas of a transformer, which are automatically operated and controlled by using a solenoid valve. 제2항에 있어서, 상기 시료채취부는 변압기(1)의 일측부에 설치된 배유밸브(2)에 의하여 관로상에 연결시킴으로써 절연유의 시료를 간편하게 채취할 수 있도록 하며, 또한 혼합가스 농도를 평형에 도달시킬 수 있도록 하기 위하여 검량관(20)의 출구에 0.3-10ℓ/min의 순환용 폄프(recirculation pump)(9)를 설치하였으며, 혼합가스에 함유된 추출가스농도는 유제거 필터(oil mist trap)(21)를 지나 가스검지부로 송입되어 검출될 수 있도록 구성됨을 특징으로 하는 변압기의 유증가스 자동 검출장치.According to claim 2, wherein the sampling unit is connected to the pipeline by the drain valve (2) installed on one side of the transformer (1) to easily collect the sample of the insulating oil, and also to reach the equilibrium of the mixed gas concentration A recirculation pump 9 of 0.3-10 l / min was installed at the outlet of the calibration tube 20 so that the extraction gas concentration contained in the mixed gas was an oil mist trap. Automatic detection of the gas of the transformer of the transformer, characterized in that configured to be passed through the 21 to be detected by the gas detection unit. 제2항에 있어서, 가스추출부의 기포탑(100)내에는 기포 발생용 펌프에 의해서 발생된 기포(bubble)가 시료유 중에 균일하게 분산될 수 있도록 다공성 분산판(distributor)(140)이 설치되며, 또한 일정량의 시료유가자동으로 채취될 수 있도록 기포탑(100)의 측면에는 유량제어기(150)가 설치되며, 또한 추출용 공기에 의해서 추출된 혼합가스(추출용 공기+용존가스)가 농도 희석과 액중에 재용해 되지 않도록 적절한 유면상의 공간부(130)를 형성함을 특징으로 하는 변압기의 유중가스 자동 검출장치.According to claim 2, In the bubble tower 100 of the gas extraction unit porous distributor 140 is installed so that the bubbles (bubble) generated by the bubble generating pump can be uniformly dispersed in the sample oil In addition, the flow controller 150 is installed on the side of the bubble column 100 so that a predetermined amount of sample oil can be automatically collected, and the concentration of the mixed gas (extraction air + dissolved gas) extracted by the extraction air is diluted. Automatic detection of gas in water of a transformer, characterized in that the space portion 130 is formed on the appropriate oil level so as not to be re-dissolved in the excess liquid. 제2항에 있어서, 기포탑(100)의 상부에는 제거되지 않는 기포가 직접 배관으로 흘러들어가 각종 배관과 장치를 오염시키는 것을 방지하기 위하여 기포탑상부(110)에 T자형의 기포유입방지장치(120)를 설치함을 특징으로 하는 변압기의 유중가스 자동 검출장치.According to claim 2, Bubbles that do not remove in the upper portion of the bubble tower 100 flows directly into the pipe to prevent contamination of the various pipes and devices T-shaped bubble inflow prevention device ( 120. Automatic detection of water in gas of the transformer, characterized in that the installation. 제2항 또는 제4항에 있어서, 기포탑(100)의 상부에는 제거되지 않은 기포가 직접 배관으로 흘러들어가 각종 배관과 장치를 오염시키는 것을 방지하기 위하여 시료유(200)상부에 다공성 망으로 형성된 기포제거기(bubble eliminator)(160)를 추가로 설치하여 구성됨을 특징으로 하는 유중가스 자동 검출장치.According to claim 2 or claim 4, Bubbles that are not removed in the upper portion of the bubble column 100 is formed of a porous net on the upper portion of the sample oil 200 in order to prevent the direct flow into the pipes to contaminate various pipes and devices Automatic detection of gas in water, characterized in that configured to further install a bubble eliminator (bubble eliminator) (160). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940025578A 1994-10-06 1994-10-06 Insulating oil checking apparatus KR970011862B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019940025578A KR970011862B1 (en) 1994-10-06 1994-10-06 Insulating oil checking apparatus

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Application Number Priority Date Filing Date Title
KR1019940025578A KR970011862B1 (en) 1994-10-06 1994-10-06 Insulating oil checking apparatus

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KR960015615A true KR960015615A (en) 1996-05-22
KR970011862B1 KR970011862B1 (en) 1997-07-18

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020029819A (en) * 2000-10-14 2002-04-20 한국동서발전(주) fault diagnosis apparatus of a transformer using a gas sensor
KR20200014129A (en) 2018-07-31 2020-02-10 오토시맨틱스 주식회사 Diagnosis method of electric transformer using Deep Learning
KR102300355B1 (en) * 2020-12-14 2021-09-09 한빛이디에스(주) Transformer gas-in-oil measuring device with improved insulating oil extraction gas inlet

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100945142B1 (en) * 2009-03-13 2010-03-02 대보전력기술 주식회사 Pad mounted transformer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020029819A (en) * 2000-10-14 2002-04-20 한국동서발전(주) fault diagnosis apparatus of a transformer using a gas sensor
KR20200014129A (en) 2018-07-31 2020-02-10 오토시맨틱스 주식회사 Diagnosis method of electric transformer using Deep Learning
KR102300355B1 (en) * 2020-12-14 2021-09-09 한빛이디에스(주) Transformer gas-in-oil measuring device with improved insulating oil extraction gas inlet

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Publication number Publication date
KR970011862B1 (en) 1997-07-18

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